Nestorion Hotel Pentelis 8, Palaio Faliro Athens +302109425010 info@nestoriohotel.gr
The Onassis Cardiac Surgery Center (O.C.S.C.), is a non-profit institution, specializing in cardiovascular surgery and in diagnostic and interventional cardiology, while conducting research in the field of cardiovascular diseases with the aim to find new ways to address them. History In October 1987, construction works began and finished 5 years later, in October 6, 1992, when it was officially donated to Greek State. It is situated at the end of Syggrou Avenue (356 Syggrou Ave.), in an of 8.000 m2 and costed $75 million. Contact details:  356, Syggrou Ave., 176 74 Kallithea - Tel.: +30 210 94 93 000 For more information, please visit:  http://www.onasseio.gr